Commit edd786e9 authored by Jinzhou Su's avatar Jinzhou Su Committed by Alex Deucher
Browse files

drm/amd/ras: Add function to convert retired address 



Add function to convert retired address in SR-IOV
guest.

Signed-off-by: default avatarJinzhou Su <jinzhou.su@amd.com>
Reviewed-by: default avatarYiPeng Chai <YiPeng.Chai@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent a1fafed0

drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_virt_ras_cmd.c

+27 −0
Original line number Diff line number Diff line
@@ -401,6 +401,33 @@ int amdgpu_virt_ras_check_address_validity(struct amdgpu_device *adev, 
	return RAS_CMD__SUCCESS;

}



int amdgpu_virt_ras_convert_retired_address(struct amdgpu_device *adev,

			uint64_t address, uint64_t *pfn, uint32_t max_pfn_sz)

{

	struct ras_cmd_convert_retired_address_req req = {0};

	struct ras_cmd_convert_retired_address_rsp rsp = {0};

	int ret = 0, i;

	int retired_page_count;



	if (!pfn || !max_pfn_sz)

		return -EINVAL;



	req.address = address;



	ret = amdgpu_ras_mgr_handle_ras_cmd(adev, RAS_CMD__CONVERT_RETIRED_ADDRESS,

		&req, sizeof(req), &rsp, sizeof(rsp));



	if (ret || rsp.retired_count == 0)

		return -EINVAL;



	retired_page_count = rsp.retired_count > max_pfn_sz ? max_pfn_sz : rsp.retired_count;



	for (i = 0; i < retired_page_count; i++)

		pfn[i] = rsp.retired_addr[i] >> AMDGPU_GPU_PAGE_SHIFT;



	return retired_page_count;

}



static struct ras_cmd_func_map amdgpu_virt_ras_cmd_maps[] = {

	{RAS_CMD__GET_CPER_SNAPSHOT, amdgpu_virt_ras_get_cper_snapshot},

	{RAS_CMD__GET_CPER_RECORD, amdgpu_virt_ras_get_cper_records},

drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_virt_ras_cmd.h

+2 −0
Original line number Diff line number Diff line
@@ -60,4 +60,6 @@ void amdgpu_virt_ras_set_remote_uniras(struct amdgpu_device *adev, bool en); 
bool amdgpu_virt_ras_remote_uniras_enabled(struct amdgpu_device *adev);

int amdgpu_virt_ras_check_address_validity(struct amdgpu_device *adev,

			uint64_t address, bool *hit);

int amdgpu_virt_ras_convert_retired_address(struct amdgpu_device *adev,

			uint64_t address, uint64_t *pfn, uint32_t max_pfn_sz);

#endif